Backtrace:
0: /usr/bin/X(xf86SigHandler+0x84) [0x80c43e4]
1: [0xb7fd8420]
2: /usr/bin/X [0x8153a83]
3: /usr/bin/X(FreeGC+0x30) [0x8094f80]
4: /usr/bin/X(FreeResource+0x13b) [0x80701db]
5: /usr/bin/X(ProcFreeGC+0xa6) [0x8081296]
6: /usr/bin/X(Dispatch+0x19b) [0x8086ccb]
7: /usr/bin/X(main+0x489) [0x806e6b9]
8: /lib/tls/i686/cmov/libc.so.6(__libc_start_main+0xc8) [0xb7de0ea8]
9: /usr/bin/X(FontFileCompleteXLFD+0xa5) [0x806d9f1]

Fatal server error:
Caught signal 11.  Server aborting